Tidied up the "Recycle Bin" headers for both content/media

src/Umbraco.Web.UI.Client/src/common/mocks/services/localization.mocks.js

@@ -682,7 +682,6 @@ angular.module('umbraco.mocks').
                   "translation_uploadTranslationXml": "Upload translation xml",
                   "treeHeaders_cacheBrowser": "Cache Browser",
                   "treeHeaders_contentRecycleBin": "Recycle Bin",
-                  "treeHeaders_mediaRecycleBin": "Recycle Bin",
                   "treeHeaders_createdPackages": "Created packages",
                   "treeHeaders_datatype": "Data Types",
                   "treeHeaders_dictionary": "Dictionary",

src/Umbraco.Web.UI.Client/src/views/content/recyclebin.html

@@ -1,7 +1,7 @@
 <umb-panel ng-controller="Umbraco.Dashboard.RecycleBinController">
     <umb-header>
         <div class="umb-headline-editor-wrapper span12">
-            <h1><localize key="treeHeaders_contentRecycleBin">Recycle Bin</localize></h1>
+            <h1><localize key="general_recycleBin">Recycle Bin</localize></h1>
         </div>
     </umb-header>
     <umb-tab-view>

src/Umbraco.Web.UI.Client/src/views/media/recyclebin.html

@@ -1,7 +1,7 @@
 <umb-panel ng-controller="Umbraco.Dashboard.RecycleBinController">
     <umb-header>
         <div class="umb-headline-editor-wrapper span12">
-            <h1><localize key="treeHeaders_mediaRecycleBin">Recycle Bin</localize></h1>
+            <h1><localize key="general_recycleBin">Recycle Bin</localize></h1>
         </div>
     </umb-header>
     <umb-tab-view>